function fs = SGLD_FS(image)
fs = zeros(1,16);
fs(1:4) = SGLD_features(image,8,0);
fs(5:8) = SGLD_features(image,8,pi/4);
fs(9:12) = SGLD_features(image,8,2*pi/4);
fs(13:16) = SGLD_features(image,8,3*pi/4);